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6 .TH DDI_DMA_UNBIND_HANDLE 9F "Sep 26, 1994"
8 ddi_dma_unbind_handle \- unbinds the address in a DMA handle
13 #include <sys/sunddi.h>
17 \fBint\fR \fBddi_dma_unbind_handle\fR(\fBddi_dma_handle_t\fR \fIhandle\fR);
27 The \fBDMA\fR handle previously allocated by a call to
28 \fBddi_dma_alloc_handle\fR(9F).
34 Solaris DDI specific (Solaris DDI).
38 \fBddi_dma_unbind_handle()\fR frees all \fBDMA\fR resources associated with an
39 existing \fBDMA\fR handle. When a \fBDMA\fR transfer completes, the driver
40 should call \fBddi_dma_unbind_handle()\fR to free system \fBDMA\fR resources
41 established by a call to \fBddi_dma_buf_bind_handle\fR(9F) or
42 \fBddi_dma_addr_bind_handle\fR(9F). \fBddi_dma_unbind_handle()\fR does an
43 implicit \fBddi_dma_sync\fR(9F) making further synchronization steps
49 \fB\fBDDI_SUCCESS\fR \fR
58 \fB\fBDDI_FAILURE\fR \fR
67 \fBddi_dma_unbind_handle()\fR can be called from user, kernel, or interrupt
72 \fBddi_dma_addr_bind_handle\fR(9F), \fBddi_dma_alloc_handle\fR(9F),
73 \fBddi_dma_buf_bind_handle\fR(9F), \fBddi_dma_free_handle\fR(9F),
74 \fBddi_dma_sync\fR(9F)
77 \fIWriting Device Drivers\fR